Cita APA

Adams,C R, Bamford,K M, & Early,M P. (2012). Principles of horticulture (6.). Routledge.

Chicago Edition Citation

Adams,C R, Bamford,K M, i Early,M P. Principles of Horticulture. 6. London: Routledge, 2012.

Cita MLA

Adams,C R, et al. Principles of Horticulture. 6. Routledge, 2012.